Chapter 17. 17·8–17·11 Plant nutrition: plants obtain sunlight and usable chemical elements...

Show What You Know - Self Quiz
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You must read each slide, and complete any questions on the slide, in sequence.

Instructions

Check your understanding of concepts from 17·8–17·11 Plant nutrition: plants obtain sunlight and usable chemical elements from the environment by answering the following questions.

1.

1. Although ______ is one of the most abundant elements in the earth’s crust, it is not required by plants.

A.
B.
C.
D.
E.

Correct. (See section 17·8 Four factors are necessary for plant growth.)
Incorrect. (See section 17·8 Four factors are necessary for plant growth.)

2.

2. Plants do not grow well in pure clay soils because:

A.
B.
C.
D.
E.

Correct. (See section 17·9 Nutrients cycle from soil to organisms and back again.)
Incorrect. (See section 17·9 Nutrients cycle from soil to organisms and back again.)

3.

3. For a typical green plant to thrive, it needs:

A.
B.
C.
D.
E.

Correct. (See section 17·8 Four factors are necessary for plant growth.)
Incorrect. (See section 17·8 Four factors are necessary for plant growth.)

4.

4. The most important nutrient in soil for plant health is probably:

A.
B.
C.
D.
E.

Correct. (See section 17·10 Plants acquire essential nitrogen with the help of bacteria.)
Incorrect. (See section 17·10 Plants acquire essential nitrogen with the help of bacteria.)

5.

5. Which of the following is NOT true about nitrogen and plants?

A.
B.
C.
D.
E.

Correct. (See section 17·10 Plants acquire essential nitrogen with the help of bacteria.)
Incorrect. (See section 17·10 Plants acquire essential nitrogen with the help of bacteria.)

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